Finding the Fourth Proportional to 395,642.97, 593,514.74 and 125,674.79
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Solution
The fourth proportional to 395,642.97, 593,514.74 and 125,674.79 is: 188,528.16
Step by Step Solution
- Step 1: Write the proportion equation
395,642.97 : 593,514.74 = 125,674.79 : x - Step 2: Convert to fraction form
395,642.97/593,514.74 = 125,674.79/x - Step 3: Cross multiply
395,642.97x = 593,514.74 × 125,674.79 - Step 4: Simplify right side
395,642.97x = 74,589,842,266.47 - Step 5: Solve for x
x = 74,589,842,266.47/395,642.97 - Step 6: Final answer
x = 188,528.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.